<!-- Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/ -->
<!doctype html>

<html>
  <head>
    <meta charset="utf-8"/>
    <title>WebGL editor test page</title>
  </head>

  <body>
    <canvas id="canvas" width="128" height="128"></canvas>

    <script type="text/javascript;version=1.8">
      "use strict";

      let canvas, gl;

      window.onload = function() {
        canvas = document.querySelector("canvas");
        gl = canvas.getContext("webgl", { preserveDrawingBuffer: true });
        gl.clearColor(0.0, 0.0, 0.0, 1.0);
        drawScene();
      }

      function drawScene() {
        gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT | gl.STENCIL_BUFFER_BIT);
        gl.bindTexture(gl.TEXTURE_2D, null);
        window.requestAnimationFrame(drawScene);
      }
    </script>
  </body>

</html>
